import axios from 'axios'
import { MessageBox, Message, Notification, } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
    baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
    // withCredentials: true, // send cookies when cross-domain requests
    timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
    config => {
        // do something before request is sent

        if (store.getters.token) {
            // let each request carry token
            // ['X-Token'] is a custom headers key
            // please modify it according to the actual situation
            config.headers['X-Token'] = getToken()
        }
        return config
    },
    error => {
        // do something with request error
        console.log(error) // for debug
        return Promise.reject(error)
    }
)

// response interceptor
service.interceptors.response.use(
    /**
     * If you want to get http information such as headers or status
     * Please return  response => response
    */

    /**
     * Determine the request status by custom code
     * Here is just an example
     * You can also judge the status by HTTP Status Code
     */
    response => {
        const res = response.data

        if (res.code === 90008 || res.code === 90014) {
            // 90000: Illegal token; 90012: Other clients logged in; 90014: Token expired;
            // to re-login
            MessageBox.confirm('登录信息已经过期，你可以点击取消保留该页面，或再次登录', '登录过期', {
                confirmButtonText: '重新登录',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(() => {
                store.dispatch('user/resetToken').then(() => {
                    location.reload()
                })
            })
            return Promise.reject(new Error(res.message || 'Error'))
        } else if (res.code === 90015) {
            Message.error(res.message)
            return Promise.reject(new Error(res.message || 'Error'))
        } else if (res.code === 50000) {
            // 50000 服务器错误
            this.$notify.error({
                title: '错误',
                message: '服务器错误'
            })
            return Promise.reject(new Error(res.message || 'Error'))
        } else {
            return res
        }
    },
    error => {
        console.log('err' + error) // for debug
        // Message({
        //     message: error.message,
        //     type: 'error',
        //     duration: 5 * 1000
        // })
        Notification.error({
            title: '错误',
            message: '服务器错误'
        })
        return Promise.reject(error)
    }
)

export default service
